Iowa caucuses are just two years away. Here is Cory Booker.

WASHINGTON – Nearly one third of the likely democratic caucus laws in Iowa preferred former vice president Joe Biden in Des Moines Register / CNN / Mediacom Iowa Poll, which showed US Cory Booker a little distance to make up.

U.S. Later Amy Klobuchar, D-Minn, and Michael Bloomberg, the former Republican mayor of New York City, who returned to the Democratic Party, each had 3 percent.

Booker told NJ Advance Media that he would "consider running to president" by 2020 and would "take some time during this holiday season to sit with family and close friends and advisors to give it a really good consideration."

Iowa kaucuses, the first race of the 2020 president's primary season, will be set for February 3, 1

4 months from now on.

Booker has plenty of time to improve his position. Almost 4 out of 10 possible caucus goers could not express an opinion about him. Among whom did he look positive with 49 percent and unfavorable with just 12 percent.

He visited Iowa in October when speaking at the State Democratic Party's annual gala and then participated in a run-out drive.

Booker has also made two trips to New Hampshire, the site of the first democratic primary.

The investigation of 455 Probable Democratic Caucus Goers was conducted on

Jonathan D. Salant can be reached at jsalant@njadvancemedia.com ]. Follow him on Twitter @ JDSalant or on Facebook . Find NJ.com Politics on Facebook .